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1. [TenTec] 253 Keying Loop - Intermittent (score: 1): Author: "Rick Williams" <rick.williams@telus.net>; Date: Sat, 1 Sep 2007 14:30:44 -0700; I'm not sure if others may have encountered this BUT over a period of many months I've been having an intermittent problem with my keying loop. Equipment in the loop consists of: Hercules II Orion (5; /archives//html/TenTec/2007-09/msg00004.html (7,823 bytes)
2. Re: [TenTec] 253 Keying Loop - Intermittent (score: 1): Author: Ken Brown <ken.d.brown@hawaiiantel.net>; Date: Sat, 01 Sep 2007 14:27:22 -1000; Hi Rick, K6, the relay that interrupts the keying loop (the exciter in / exciter out path) in the 253 is located on the the same PCB as the KW (SWR) Bridge. In my opinion the keying loop traces are w; /archives//html/TenTec/2007-09/msg00008.html (9,035 bytes)
3. Re: [TenTec] 253 Keying Loop - Intermittent (score: 1): Author: Rick Williams <ve7asr@yahoo.com>; Date: Sat, 1 Sep 2007 18:22:46 -0700 (PDT); My problem was mechanical and would occur at 10 watts drive. Suddenly my PTT would not function. It was the same in CW or SSB. Hence my thought of a bad RCA connector or faulty relay contacts. The fo; /archives//html/TenTec/2007-09/msg00015.html (8,840 bytes)

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